How to Disable Read-Only in Excel. Although most Excel documents are saved so that they can be edited by anyone who opens the document, others may be saved as "read-only" so that they cannot be ...

How to Remove Extra Unused Cells in Microsoft Excel 2013. Worksheets in Microsoft Excel can contain over a million rows and over 15,000 columns. With a workspace that large, if you're not careful ...

You can easily hide and unhide columns in Excel by individually revealing hidden columns or using the "Format" option to unhide all hidden cells.